Home / 488,498.18-674,148.96-270,706.23

Finding the Fourth Proportional to 488,498.18, 674,148.96 and 270,706.23

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Solution

The fourth proportional to 488,498.18, 674,148.96 and 270,706.23 is: 373,586.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,498.18 : 674,148.96 = 270,706.23 : x
  2. Step 2: Convert to fraction form
    488,498.18/674,148.96 = 270,706.23/x
  3. Step 3: Cross multiply
    488,498.18x = 674,148.96 × 270,706.23
  4. Step 4: Simplify right side
    488,498.18x = 182,496,323,420.02
  5. Step 5: Solve for x
    x = 182,496,323,420.02/488,498.18
  6. Step 6: Final answer
    x = 373,586.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.